SA4301A datasheet(6/23 Pages) SAMES

Part #	SA4301A

Description	Polyphase Energy Metering IC with Pulse Outputs

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Manufacturer	SAMES [Sames]

Direct Link	http://www.sames.co.za

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6 / 23 page

SPEC-1538 (REV. 7)

6/23

29-09-2017

SA4301A

PERFORMANCE GRAPHS

Figure 4: Test circuit for performance graphs

Graph 1: Freq = 50Hz, VMains = VNOM, Temp = 25°C,

VDD-VSS = 5.0V

Graph 3: PF = 1, VMains = VNOM, Temp = 25°C,

VDD-VSS = 5.0V

Graph 2: PF = 1, Freq = 50Hz, Temp = 25°C,

VDD-VSS = 5.0V

Graph 4: PF = 1, Freq = 50Hz, VMains = VNOM,

Temp = 25°C

SA4301A

R6

R4

R1

0.2A

to 100A

50Hz AC

Phase 1

220V

50Hz AC

Phase 1

IIN1

IIP1

VREF

VSS

RA

RB

MS

VSS

MON

MOP

LED

VDD

R11

R10

+

-

+

-

GND

VDD

VSS

GND

R1:

1.2



R2:

1.2



R3:

1.5k



R4:

1.5k



R5:

1.5k



R6:

1.5k



R7:

250k



R8:

1k



R9:

100k



R10: 47k



R11: 1k



CT1: TZ76V (2500:1)

P1:

1k



C1:

22nF

C2:

22nF

C3:

5.6nF

C4:

220nF

C5:

220nF

C6:

1µF

CT1

PH3

2.5V

DC

2.5V

DC

VDD

VSS

C4

C5

C6

Phase angle

between voltage

and current

-60 to 60

GND

IVP1

N

Three Phase Source

PH2

PH1

PH/DIR

FMS

AGND

R3

R5

C2

C1

R2

IIN2

IIP2

Same as IIP1 / IIN1

Input Network

0.2A

to 100A

50Hz AC

Phase 2

IIN3

IIP3

Same as IIP1 / IIN1

Input Network

0.2A

to 100A

50Hz AC

Phase 3

R9

C3

GND

R7

R8

P1

220V

50Hz AC

Phase 2

N

220V

50Hz AC

Phase 3

N

Same as IVP1

Input Network

IVP2

Same as IVP1

Input Network

IVP3

-0.5

-0.4

-0.3

-0.2

-0.1

0.0

0.1

0.2

0.3

0.4

0.5

0.1

1

10

100

%IMAX

PF = 1

PF = 0.5 LAG

PF = 0.5 LEAD

PF = -1

-0.5

-0.4

-0.3

-0.2

-0.1

0.0

0.1

0.2

0.3

0.4

0.5

0.1

1

10

100

%IMAX

Freq = 50Hz

Freq = 45Hz

Freq = 65Hz

-0.5

-0.4

-0.3

-0.2

-0.1

0.0

0.1

0.2

0.3

0.4

0.5

0.1

1

10

100

%IMAX

VMains = 100%VNOM

VMains = 50% VNOM

VMains = 130% VNOM

-0.5

-0.4

-0.3

-0.2

-0.1

0.0

0.1

0.2

0.3

0.4

0.5

0.1

1

10

100

%IMAX

VDD-VSS = 5.0V

VDD-VSS = 4.5V

VDD-VSS = 5.5V

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